398 lines
12 KiB
C#
398 lines
12 KiB
C#
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using System.Runtime.CompilerServices;
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using System.Windows;
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using System.Windows.Input;
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using System.Windows.Media;
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using static PCL.MyLoading;
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using PCL.Core.App.Localization;
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namespace PCL;
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public partial class MyLoading
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{
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public delegate void ClickEventHandler(object sender, MouseButtonEventArgs e);
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public delegate void IsErrorChangedEventHandler(object sender, bool isError);
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public delegate void StateChangedEventHandler(object sender, MyLoadingState newState, MyLoadingState oldState);
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private readonly int uuid = ModBase.GetUuid();
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public bool AutoRun { get; set; } = true;
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public event IsErrorChangedEventHandler? IsErrorChanged;
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public event StateChangedEventHandler? StateChanged;
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public event ClickEventHandler? Click;
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#region 颜色
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public SolidColorBrush Foreground
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{
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get => (SolidColorBrush)GetValue(ForegroundProperty);
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set => SetValue(ForegroundProperty, value);
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}
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public static readonly DependencyProperty ForegroundProperty =
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DependencyProperty.Register("Foreground", typeof(SolidColorBrush), typeof(MyLoading));
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public MyLoading()
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{
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InitializeComponent();
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SetCurrentValue(TextProperty, Lang.Text("Application.Control.Loading.Default"));
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SetCurrentValue(TextErrorProperty, Lang.Text("Application.Control.Loading.Failed"));
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SetResourceReference(ForegroundProperty, "ColorBrush3");
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IsErrorChanged += (_, _) => RefreshText();
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Loaded += (_, _) => RefreshText();
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Loaded += (_, _) => InitState();
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Loaded += (_, _) => RefreshState();
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Unloaded += (_, _) => RefreshState();
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MouseLeftButtonUp += Button_MouseUp;
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MouseLeftButtonDown += Button_MouseDown;
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MouseLeave += Button_MouseLeave;
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MouseLeftButtonUp += Button_MouseLeave;
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}
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#endregion
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#region 文本
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private bool _ShowProgress { get; set; }
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public bool ShowProgress
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{
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get => _ShowProgress;
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set
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{
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if (_ShowProgress == value)
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return;
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_ShowProgress = value;
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RefreshText();
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}
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}
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public string Text
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{
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get => (string)GetValue(TextProperty);
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set => SetValue(TextProperty, value);
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}
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public static readonly DependencyProperty TextProperty =
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DependencyProperty.Register("Text", typeof(string), typeof(MyLoading),
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new PropertyMetadata("", (d, e) => ((MyLoading)d).RefreshText()));
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public string TextError
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{
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get => (string)GetValue(TextErrorProperty);
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set => SetValue(TextErrorProperty, value);
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}
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public static readonly DependencyProperty TextErrorProperty =
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DependencyProperty.Register("TextError", typeof(string), typeof(MyLoading),
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new PropertyMetadata("", (d, e) => ((MyLoading)d).RefreshText()));
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/// <summary>
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/// 是否在使用 Loader 时使用 Loader 的错误输出来替换默认的错误文本显示。
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/// </summary>
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public bool TextErrorInherit { get; set; } = true;
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private void RefreshText()
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{
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ModBase.RunInUi(() =>
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{
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if (InnerState == MyLoadingState.Error)
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{
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if (TextErrorInherit && State.IsLoader)
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{
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var ex = State.Error;
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if (ex is null)
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{
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LabText.Text = Lang.Text("Application.Control.Loading.UnknownError");
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}
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else
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{
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while (ex.InnerException is not null) ex = ex.InnerException;
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LabText.Text = ModBase.StrTrim(ex.Message).ToString();
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if (new[]
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{
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"远程主机强迫关闭了", "远程方已关闭传输流", "未能解析此远程名称", "由于目标计算机积极拒绝", "操作已超时", "操作超时", "服务器超时", "连接超时"
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}.Any(s => LabText.Text.Contains(s)))
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LabText.Text = Lang.Text("Application.Control.Loading.NetworkUnstable");
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}
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}
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else
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{
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LabText.Text = TextError;
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}
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}
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else if (ShowProgress && State.IsLoader)
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{
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LabText.Text = Text + " - " + Lang.Number(State.Progress, "P0");
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}
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else
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{
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LabText.Text = Text;
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}
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});
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}
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#endregion
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#region 状态改变
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// 状态枚举
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public enum MyLoadingState
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{
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Unloaded = -1,
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Run = 0,
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Stop = 1,
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Error = 2
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}
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// 用于外部改变的公开状态
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private ILoadingTrigger _State
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{
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[MethodImpl(MethodImplOptions.Synchronized)]
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get => field;
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[MethodImpl(MethodImplOptions.Synchronized)]
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set
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{
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if (field is not null)
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{
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field.ProgressChanged -= (_, _) => RefreshText();
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field.LoadingStateChanged -= (_, _) => RefreshState();
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}
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field = value;
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if (field is not null)
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{
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field.ProgressChanged += (_, _) => RefreshText();
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field.LoadingStateChanged += (_, _) => RefreshState();
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}
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}
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}
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public ILoadingTrigger State
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{
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get
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{
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InitState();
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return _State;
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}
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set
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{
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_State = value;
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RefreshState();
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}
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}
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private void InitState()
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{
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if (_State is null)
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{
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_State = new MyLoadingStateSimulator();
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if (AutoRun)
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_State.LoadingState = MyLoadingState.Run;
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}
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}
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private void RefreshState()
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{
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if (_State.LoadingState == MyLoadingState.Run && !IsLoaded)
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InnerState = MyLoadingState.Stop;
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InnerState = _State.LoadingState;
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OuterState = _State.LoadingState;
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AniLoop();
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}
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// 用于引发外部事件的状态
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private MyLoadingState _OuterState { get; set; } = MyLoadingState.Unloaded;
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private MyLoadingState OuterState
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{
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get => _OuterState;
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set
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{
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if (_OuterState == value)
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return;
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var oldValue = _OuterState;
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_OuterState = value;
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// 引发事件
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StateChanged?.Invoke(this, value, oldValue);
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if (oldValue == MyLoadingState.Error != (value == MyLoadingState.Error))
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IsErrorChanged?.Invoke(this, value == MyLoadingState.Error);
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}
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}
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// 用于引发内部动画事件的状态
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private MyLoadingState _InnerState { get; set; } = MyLoadingState.Unloaded;
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private MyLoadingState InnerState
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{
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get => _InnerState;
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set
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{
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if (_InnerState == value)
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return;
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var oldValue = _InnerState;
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_InnerState = value;
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// 引发事件
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AniLoop();
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if (oldValue == MyLoadingState.Error != (value == MyLoadingState.Error))
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ErrorAnimation(this, value == MyLoadingState.Error);
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}
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}
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#endregion
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#region 动画
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/// <summary>
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/// 是否需要动画。
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/// </summary>
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public bool HasAnimation { get; set; } = true;
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/// <summary>
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/// 主动画循环是否正在运行中。
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/// </summary>
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private bool isLooping;
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private void AniLoop()
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{
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// 这坨循环代码也是老屎坑了，救救.jpg
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if (!HasAnimation || isLooping || !(InnerState == MyLoadingState.Run) || ModAnimation.aniSpeed > 10d ||
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!IsLoaded)
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return;
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isLooping = true;
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errorAnimationWaiting = true;
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ModAnimation.AniStart(new[]
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{
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ModAnimation.AaRotateTransform(PathPickaxe, -20 - ((RotateTransform)PathPickaxe.RenderTransform).Angle, 350,
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250, new ModAnimation.AniEaseInBack(ModAnimation.AniEasePower.Weak)),
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ModAnimation.AaRotateTransform(PathPickaxe, 50d, 900, ease: new ModAnimation.AniEaseOutFluent(),
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after: true),
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ModAnimation.AaRotateTransform(PathPickaxe, 25d, 900,
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ease: new ModAnimation.AniEaseOutElastic(ModAnimation.AniEasePower.Weak)),
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ModAnimation.AaCode(() =>
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{
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PathLeft.Opacity = 1d;
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PathLeft.Margin = new Thickness(7d, 41d, 0d, 0d);
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PathRight.Opacity = 1d;
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PathRight.Margin = new Thickness(14d, 41d, 0d, 0d);
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errorAnimationWaiting = false;
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}),
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ModAnimation.AaOpacity(PathLeft, -1, 100, 50),
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ModAnimation.AaX(PathLeft, -5, 180, ease: new ModAnimation.AniEaseOutFluent()),
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ModAnimation.AaY(PathLeft, -6, 180, ease: new ModAnimation.AniEaseOutFluent()),
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ModAnimation.AaOpacity(PathRight, -1, 100, 50),
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ModAnimation.AaX(PathRight, 5d, 180, ease: new ModAnimation.AniEaseOutFluent()),
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ModAnimation.AaY(PathRight, -6, 180, ease: new ModAnimation.AniEaseOutFluent()),
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ModAnimation.AaCode(() =>
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{
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isLooping = false;
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AniLoop();
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}, after: true)
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}, "MyLoader Loop " + uuid + "/" + ModBase.GetUuid());
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}
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/// <summary>
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/// 镐子是否还没挥下去，要求错误动画等待。
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/// </summary>
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private bool errorAnimationWaiting;
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private void ErrorAnimation(object sender, bool isError)
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{
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if (isError)
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{
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// 非错误变为错误
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var wait = errorAnimationWaiting ? 400 : 0;
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ModAnimation.AniStart(
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new[]
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{
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ModAnimation.AaColor(PanBack, ForegroundProperty, "ColorBrushRedLight", 300),
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ModAnimation.AaOpacity(PathError, 1d - PathError.Opacity, 100, 300 + wait),
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ModAnimation.AaScaleTransform(PathError, 1d - ((ScaleTransform)PathError.RenderTransform).ScaleX,
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400, 300 + wait, new ModAnimation.AniEaseOutBack())
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}, "MyLoader Error " + uuid);
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}
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else
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{
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// 错误变为非错误
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ModAnimation.AniStart(
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new[]
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{
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ModAnimation.AaOpacity(PathError, -PathError.Opacity, 100),
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ModAnimation.AaScaleTransform(PathError, 0.5d - ((ScaleTransform)PathError.RenderTransform).ScaleX,
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200),
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ModAnimation.AaColor(PanBack, ForegroundProperty, "ColorBrush3", 300)
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}, "MyLoader Error " + uuid);
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}
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}
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#endregion
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#region 点击事件
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private void Button_MouseUp(object sender, MouseButtonEventArgs e)
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{
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Click?.Invoke(sender, e);
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}
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private bool isMouseDown;
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private void Button_MouseDown(object sender, MouseButtonEventArgs e)
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{
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// 鼠标点击判定（务必放在点击事件之后，以使得 Button_MouseUp 先于 Button_MouseLeave 执行）
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isMouseDown = true;
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}
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private void Button_MouseLeave(object sender, object e)
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{
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isMouseDown = false;
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}
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#endregion
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}
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public interface ILoadingTrigger
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{
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delegate void LoadingStateChangedEventHandler(MyLoadingState newState, MyLoadingState oldState);
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delegate void ProgressChangedEventHandler(double newProgress, double oldProgress);
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bool IsLoader { get; }
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double Progress { get; }
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Exception? Error { get; }
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MyLoadingState LoadingState { get; set; }
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event LoadingStateChangedEventHandler? LoadingStateChanged;
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event ProgressChangedEventHandler? ProgressChanged;
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}
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public class MyLoadingStateSimulator : ILoadingTrigger
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{
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private MyLoadingState _LoadingState { get; set; } = MyLoadingState.Unloaded;
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public MyLoadingState LoadingState
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{
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get => _LoadingState;
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set
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{
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if (_LoadingState == value)
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return;
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var oldState = _LoadingState;
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_LoadingState = value;
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LoadingStateChanged?.Invoke(value, oldState);
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}
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}
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public bool IsLoader { get; } = false;
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public double Progress => 0;
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public Exception? Error => null;
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public event ILoadingTrigger.LoadingStateChangedEventHandler? LoadingStateChanged;
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public event ILoadingTrigger.ProgressChangedEventHandler? ProgressChanged;
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}
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